{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "The malignant tumours of the parotid gland are clinically indistinguishable of the benign ones , thus when any palpable mass appears in the zone of the parotid gland , an accurate diagnosis should be made without delay ."}
{"Anatomy": ["malignant tumours", "parotid gland", "benign ones", "palpable mass"]}